Search Results - "UENO, AKIRA"

Cesiated surface H− ion source: optimization studies by Ueno, Akira

“…The H− ion beam intensity required for high-energy and high-intensity proton accelerators is continuously increasing. The required 95%-beam transverse…”
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Improvement of fatigue properties of Ti-6Al-4V alloy under four-point bending by low temperature nitriding by Kikuchi, Shoichi, Yoshida, Sho, Ueno, Akira

“…•A nitrogen compound layer is formed on the surface of Ti-6Al-4V nitrided at 873 K.•Nitrogen diffusion is observed on the surface of Ti-6Al-4V nitrided at…”
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Combined effects of low temperature nitriding and cold rolling on fatigue properties of commercially pure titanium by Kikuchi, Shoichi, Ueno, Akira, Akebono, Hiroyuki

“…•Nitrogen diffusion is observed on the surface of CP titanium nitrided at 773 K.•A nitrogen compound layer is formed on the surface of CP titanium nitrided at…”
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A review on fatigue fracture modes of structural metallic materials in very high cycle regime by Sakai, Tatsuo, Nakagawa, Akiyoshi, Oguma, Noriyasu, Nakamura, Yuki, Ueno, Akira, Kikuchi, Shoichi, Sakaida, Akiyoshi

“…•Duplex S-N curves were confirmed for ferrous and non-ferrous metallic materials.•Various kinds of fracture modes were observed in very high cycle fatigue…”
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Effect of the loading frequency on fatigue properties of JIS S15C low carbon steel and some discussions based on micro-plasticity behavior by Guennec, Benjamin, Ueno, Akira, Sakai, Tatsuo, Takanashi, Masahiro, Itabashi, Yu

“…•Frequency effect was studied in wide loading frequency range of 0.2Hz to 20kHz.•S–N properties of S15C steel are dependant of the loading frequency.•From 0.2…”
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Fracture surface topography analysis of the hydrogen-related fracture propagation process in martensitic steel by Shibata, Akinobu, Matsuoka, Takahiro, Ueno, Akira, Tsuji, Nobuhiro

“…The hydrogen-related fracture propagation process in martensitic steel was investigated through crystallographic orientation and fracture surface topography…”
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Effect of the stress ratio on the fatigue behavior of Zr55Al10Ni5Cu30 bulk metallic glass part I — Analysis of the fatigue resistance by Guennec, Benjamin, Nobori, Takuya, Kuwahara, Hirotaka, Ueno, Akira

“…In the field of innovative material processing, researches dealing with the mechanical properties of Bulk Metallic Glasses (BMGs) are incontestably one of the…”
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In-Hospital Electrical Storm in Acute Myocardial Infarction　― Clinical Background and Mechanism of the Electrical Instability by Kobayashi, Yoshinori, Tanno, Kaoru, Ueno, Akira, Fukamizu, Seiji, Murata, Hiroshige, Watanabe, Norikazu, Sasaki, Takeshi, Yamamoto, Takeshi, Takayama, Morimasa, Nagao, Ken

“…Background: Recurrent ventricular tachycardia (VT) and fibrillation (VF), the so-called “electrical storm” (ES) occurs at various stages of acute myocardial…”
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AI for optical metasurface by Ueno, Akira, Hu, Juejun, An, Sensong

“…Abstract Optical metasurfaces, planar artificial media capable of controlling light propagation, are transitioning from laboratory curiosity to commercial…”
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Statistical fatigue properties and small fatigue crack propagation in bimodal harmonic structured Ti-6Al-4V alloy under four-point bending by Kikuchi, Shoichi, Kubozono, Hiroki, Nukui, Yuhei, Nakai, Yoshikazu, Ueno, Akira, Kawabata, Mie Ota, Ameyama, Kei

“…Small fatigue crack propagation in bimodal harmonic structured titanium alloy (Ti-6Al-4V) with high strength and ductility was examined under four-point…”
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Hallux valgus deformity and postural sway: a cross-sectional study by Omae, Hiroaki, Ohsawa, Takashi, Hio, Naohiro, Tsunoda, Kazuhiko, Omodaka, Takuya, Hashimoto, Shogo, Ueno, Akira, Tajika, Tsuyoshi, Iizuka, Yoichi, Chikuda, Hirotaka

“…Background Hallux valgus deformity has been reported to be associated with increased postural sway. However, the direction and magnitude of postural sway…”
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Temperature Distribution Design Based on Variable Lattice Density Optimization and Metal Additive Manufacturing by Ueno, Akira, Guo, Honghu, Takezawa, Akihiro, Moritoyo, Ryota, Kitamura, Mitsuru

“…Additive manufacturing (AM) is employed for fabricating industrial products with complex geometries. As topological optimization is suitable for designing…”
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Permanent pacemaker implantation and its predictors in patients admitted for complete atrioventricular block: a report from the Tokyo Cardiovascular Care Unit Network multi-center registry by Kataoka, Shohei, Kobayashi, Yoshinori, Isogai, Toshiaki, Tanno, Kaoru, Fukamizu, Seiji, Watanabe, Norikazu, Ueno, Akira, Yamamoto, Takeshi, Takayama, Morimasa, Nagao, Ken

“…Little is known about the permanent pacemaker implantation rate and predictors of permanent pacemaker implantation in patients admitted for complete…”
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Shoulder Stretching Intervention Reduces the Incidence of Shoulder and Elbow Injuries in High School Baseball Players: a Time-to-Event Analysis by Shitara, Hitoshi, Yamamoto, Atsushi, Shimoyama, Daisuke, Ichinose, Tsuyoshi, Sasaki, Tsuyoshi, Hamano, Noritaka, Ueno, Akira, Endo, Fumitaka, Oshima, Atsufumi, Sakane, Hideo, Tachibana, Masahiro, Tomomatsu, Yusuke, Tajika, Tsuyoshi, Kobayashi, Tsutomu, Osawa, Toshihisa, Iizuka, Haku, Takagishi, Kenji

“…We prospectively evaluated the effects of a prevention program on the incidence of shoulder and elbow injuries in high school baseball pitchers. Ninety-two…”
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Dislocation-based interpretation on the effect of the loading frequency on the fatigue properties of JIS S15C low carbon steel by Guennec, Benjamin, Ueno, Akira, Sakai, Tatsuo, Takanashi, Masahiro, Itabashi, Yu, Ota, Mie

“…•Frequency effect was studied in wide loading frequency range of 0.2Hz to 20kHz.•Dislocation structures after usual and ultrasonic tests drastically…”
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Transformation-induced plastic deformation in Ce-TZP/alumina nanocomposite generated during fatigue tests at room temperature by Nawa, Masahiro, Kurizoe, Naoki, Okamoto, Yasunori, Ueno, Akira

“…An approximate permanent strain of 0.3% was generated in Ce-TZP/alumina nanocomposite during static fatigue tests carried out at room temperature under ≈800MPa…”
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Vaccination-infection interval determines cross-neutralization potency to SARS-CoV-2 Omicron after breakthrough infection by other variants by Miyamoto, Sho, Arashiro, Takeshi, Adachi, Yu, Moriyama, Saya, Kinoshita, Hitomi, Kanno, Takayuki, Saito, Shinji, Katano, Harutaka, Iida, Shun, Ainai, Akira, Kotaki, Ryutaro, Yamada, Souichi, Kuroda, Yudai, Yamamoto, Tsukasa, Ishijima, Keita, Park, Eun-Sil, Inoue, Yusuke, Kaku, Yoshihiro, Tobiume, Minoru, Iwata-Yoshikawa, Naoko, Shiwa-Sudo, Nozomi, Tokunaga, Kenzo, Ozono, Seiya, Hemmi, Takuya, Ueno, Akira, Kishida, Noriko, Watanabe, Shinji, Nojima, Kiyoko, Seki, Yohei, Mizukami, Takuo, Hasegawa, Hideki, Ebihara, Hideki, Maeda, Ken, Fukushi, Shuetsu, Takahashi, Yoshimasa, Suzuki, Tadaki

“…The immune profile against severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) has dramatically diversified due to a complex combination of exposure…”
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Cell patterning through inkjet printing of one cell per droplet by Yamaguchi, Shuichi, Ueno, Akira, Akiyama, Yoshitake, Morishima, Keisuke

“…The inkjet ejection technology used in printers has been adopted and research has been conducted on manufacturing artificial tissue by patterning cells through…”
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Study on steam reforming of CH4 and C2 hydrocarbons and carbon deposition on Ni-YSZ cermets by TAKEGUCHI, Tatsuya, KANI, Yukimune, YANO, Tatsuya, KIKUCHI, Ryuji, EGUCHI, Koichi, TSUJIMOTO, Keigo, UCHIDA, Yoshitaka, UENO, Akira, OMOSHIKI, Koiji, AIZAWA, Masanobu

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Investigation on the Durability of Ti-6Al-4V Alloy Designed in a Harmonic Structure via Powder Metallurgy: Fatigue Behavior and Specimen Size Parameter Issue by Guennec, Benjamin, Ishiguri, Takayuki, Kawabata, Mie Ota, Kikuchi, Shoichi, Ueno, Akira, Ameyama, Kei

“…In the present work, the four-point bending loading fatigue properties of a heterogeneously distributed grain size microstructure consolidated from Ti-6Al-4V…”
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